In Imperium, Arin mentors a group of eager young crimefighters. Sora confronts a villain from her past. Lloyd frees an Elemental Master from prison.

To bust the imprisoned dragons out of Imperium, the Ninja will need to work hard, think fast and find one big exit! Unless the Photacs get there first.

Sora hacks into the Imperium logs to find Riyu. Nya and Kai explore a mysterious passageway. Lloyd leads an epic battle against an army of Photacs.

Ninja never quit! Nya, Kai and Zane give the battle against Imperium new hope while Lloyd uncovers a mystery hidden deep below the city.

While the Ninja try to figure out a way to bypass Imperium's energy barrier, Empress Beatrix tests a deadly weapon powered by stolen Dragon Cores.

The Ninja interrogate a shifty shopkeeper about a stolen mallet. Could the ancient tool be connected to the Cloud Kingdom archives — and Lloyd's visions?

The Ninja begin their training to defeat the Forbidden Five, but Wyldfyre feels left behind. Bonzle reveals an unexpected connection.

The Ninja head to the Wyldness, where they must confront Lord Ras — whether they're ready or not. Sorceress reveals her plan for keeping Bonzle safe.

Sorceress searches the storehouse for a spell to rescue Bonzle while Arin intercepts a special package. Then, the remaining Ninja infiltrate the ritual.

With the sacrifices, spell and Blood Moon in his control, Lord Ras has everything he needs to unleash the Forbidden Five — unless the Ninja can act fast!

Lloyd attempts to decipher his visions, while Arin uncovers a mysterious theft that threatens the Sixteen Realms while searching for his parents.

The reunited Ninja learn of the Forbidden Five's dangerous quest to find the Prismatic Blades. Meanwhile, Ras leads Arin across a desert.

Arrakore the djinn transports Sora, Nya and Riyu to New Djinjago. Ras enlists Arin in his plan to reverse the Merge.

The Ninja catch up with Arin in the World Forest and try to convince him to leave Ras, and the reason for Arin and Sora's deep bond is revealed.